Jarvey50 in particular
Ros davies website has a couple of items see
http://freepages.genealogy.rootsweb.ancestry.com/~rosdavies/PHOTOSwords/DrumgoolandAll.htmDrumgooland old graveyard in Drumadonnel townland off the Dromara Road; stone cross all that remained in 1744 (this is now in Castlewellan Square) ; some old gravestones visible in 2013 GIC; DCPH p 41; MO 7/04; google earth
Drumgooland Presbyterian Church in Cloghskelt townland
3km NNE of Rathfriland on the Banbridge to Newcastle Road
The photo on the left shows the village from Presbyterian graveyard. The forground shows a group of tombstones in good order{ is this the correct graveyard being mentioned.as it may not be as described by Jarvey 50}
The photo on the right shows the Meeting House.....................................etcetc
graveyard attached; 1st burial 1817
Ros Davies has no mention of this graveyard being listed by Richard Clarke in his tombstone series pub Ulster Historical foundation, which also has a sister website History from tombstones.
References;V3 p 22, 23 OSM; GIC;ORHB p 47,48
PRONI church records gives
P. Drumgooland
Baptisms, 1836-1912; marriages, 1836-44 and 1856-
1935; communion roll, 1867-90. MIC1P/304 No mentions of deaths as done in P Leitrim
The church of Ireland has a reputation for burials of Presbyterians in some areas
I can help no further good luck